NVCR ▼ -0.7% - NovoCure Limited $NVCR - Novocure data breach affects more than 1,400 cancer patients -- BC NovoCure shares fell 0.7% following disclosure of a data breach affecting more than 1,400 cancer patients. The company's stock decline reflects investor concern over potential regulatory consequences, reputational damage, and costs associated with the security incident and required patient notifications. 01-SEP-2026 10:29 AM ET